Select the INCORRECTLY spelt word.

The incorrectly spelled word is "Machinary".
Correct spelling: "Machinery" (meaning: machines collectively or the components of a machine).
Example:
· The factory installed new machinery to increase production.
Meanings of other given options:
· Hymn: A religious song or poem of praise.
· Idol: A person or thing that is greatly admired.
· Motto: A short phrase that expresses a guiding principle.